This add the initial support of the broadcom reference board bcm96753ref with a bcm6753 SoC.
This board has 1 GB of RAM, 256 MB of flash (nand), 2 USB port, 1 UART, and 4 ethernet ports.
Signed-off-by: Philippe Reynes philippe.reynes@softathome.com --- arch/arm/Kconfig | 1 + arch/arm/dts/Makefile | 3 + arch/arm/dts/bcm96753ref.dts | 80 +++++++++++++++++++++++ board/broadcom/bcm96753ref/Kconfig | 16 +++++ board/broadcom/bcm96753ref/MAINTAINERS | 6 ++ board/broadcom/bcm96753ref/Makefile | 3 + board/broadcom/bcm96753ref/bcm96753ref.c | 40 ++++++++++++ configs/bcm96753ref_ram_defconfig | 81 ++++++++++++++++++++++++ include/configs/broadcom_bcm96753ref.h | 34 ++++++++++ 9 files changed, 264 insertions(+) create mode 100644 arch/arm/dts/bcm96753ref.dts create mode 100644 board/broadcom/bcm96753ref/Kconfig create mode 100644 board/broadcom/bcm96753ref/MAINTAINERS create mode 100644 board/broadcom/bcm96753ref/Makefile create mode 100644 board/broadcom/bcm96753ref/bcm96753ref.c create mode 100644 configs/bcm96753ref_ram_defconfig create mode 100644 include/configs/broadcom_bcm96753ref.h
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 07a1b713cb..40fb2e1d5c 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -2213,6 +2213,7 @@ source "board/armltd/vexpress/Kconfig" source "board/armltd/vexpress64/Kconfig" source "board/cortina/presidio-asic/Kconfig" source "board/broadcom/bcm963158/Kconfig" +source "board/broadcom/bcm96753ref/Kconfig" source "board/broadcom/bcm968360bg/Kconfig" source "board/broadcom/bcm968580xref/Kconfig" source "board/broadcom/bcmns3/Kconfig" diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index c1cec726cf..03f7e91612 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -1101,6 +1101,9 @@ dtb-$(CONFIG_ARCH_BCM63158) += \ dtb-$(CONFIG_ARCH_BCM68360) += \ bcm968360bg.dtb
+dtb-$(CONFIG_ARCH_BCM6753) += \ + bcm96753ref.dtb + dtb-$(CONFIG_ARCH_BCM6858) += \ bcm968580xref.dtb
diff --git a/arch/arm/dts/bcm96753ref.dts b/arch/arm/dts/bcm96753ref.dts new file mode 100644 index 0000000000..e27a5b552f --- /dev/null +++ b/arch/arm/dts/bcm96753ref.dts @@ -0,0 +1,80 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2022 Philippe Reynes philippe.reynes@softathome.com + */ + +/dts-v1/; + +#include "bcm6753.dtsi" + +#include <dt-bindings/gpio/gpio.h> + +/ { + model = "Broadcom bcm6753ref"; + compatible = "broadcom,bcm6753ref", "brcm,bcm6753"; + + aliases { + serial0 = &uart0; + }; + + chosen { + stdout-path = "serial0:115200n8"; + }; + + memory { + device_type = "memory"; + reg = <0x0 0x40000000>; + }; +}; + +&uart0 { + u-boot,dm-pre-reloc; + status = "okay"; +}; + +&gpio0 { + status = "okay"; +}; + +&gpio1 { + status = "okay"; +}; + +&gpio2 { + status = "okay"; +}; + +&gpio3 { + status = "okay"; +}; + +&gpio4 { + status = "okay"; +}; + +&gpio5 { + status = "okay"; +}; + +&gpio6 { + status = "okay"; +}; + +&gpio7 { + status = "okay"; +}; + +&nand { + status = "okay"; + write-protect = <0>; + #address-cells = <1>; + #size-cells = <0>; + + nandcs@0 { + compatible = "brcm,nandcs"; + reg = <0>; + nand-ecc-strength = <4>; + nand-ecc-step-size = <512>; + brcm,nand-oob-sector-size = <16>; + }; +}; diff --git a/board/broadcom/bcm96753ref/Kconfig b/board/broadcom/bcm96753ref/Kconfig new file mode 100644 index 0000000000..479e790578 --- /dev/null +++ b/board/broadcom/bcm96753ref/Kconfig @@ -0,0 +1,16 @@ +if TARGET_BCM96753REF + +config SYS_VENDOR + default "broadcom" + +config SYS_BOARD + default "bcm96753ref" + +config SYS_CONFIG_NAME + default "broadcom_bcm96753ref" + +endif + +config TARGET_BCM96753REF + bool "Support Broadcom bcm96753ref" + depends on ARCH_BCM6753 diff --git a/board/broadcom/bcm96753ref/MAINTAINERS b/board/broadcom/bcm96753ref/MAINTAINERS new file mode 100644 index 0000000000..be060f5a70 --- /dev/null +++ b/board/broadcom/bcm96753ref/MAINTAINERS @@ -0,0 +1,6 @@ +BROADCOM BCM96753REF +M: Philippe Reynes philippe.reynes@softathome.com +S: Maintained +F: board/broadcom/bcm96753ref +F: include/configs/broadcom_bcm96753ref.h +F: configs/bcm96753ref_ram_defconfig diff --git a/board/broadcom/bcm96753ref/Makefile b/board/broadcom/bcm96753ref/Makefile new file mode 100644 index 0000000000..a1fa2bff86 --- /dev/null +++ b/board/broadcom/bcm96753ref/Makefile @@ -0,0 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0+ + +obj-y += bcm96753ref.o diff --git a/board/broadcom/bcm96753ref/bcm96753ref.c b/board/broadcom/bcm96753ref/bcm96753ref.c new file mode 100644 index 0000000000..bf78d843aa --- /dev/null +++ b/board/broadcom/bcm96753ref/bcm96753ref.c @@ -0,0 +1,40 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2022 Philippe Reynes philippe.reynes@softathome.com + */ + +#include <common.h> +#include <fdtdec.h> +#include <linux/io.h> +#include <cpu_func.h> + +int board_init(void) +{ + return 0; +} + +int dram_init(void) +{ + if (fdtdec_setup_mem_size_base() != 0) + printf("fdtdec_setup_mem_size_base() has failed\n"); + + return 0; +} + +int dram_init_banksize(void) +{ + fdtdec_setup_memory_banksize(); + + return 0; +} + +int print_cpuinfo(void) +{ + return 0; +} + +void enable_caches(void) +{ + icache_enable(); + dcache_enable(); +} diff --git a/configs/bcm96753ref_ram_defconfig b/configs/bcm96753ref_ram_defconfig new file mode 100644 index 0000000000..4474797e3d --- /dev/null +++ b/configs/bcm96753ref_ram_defconfig @@ -0,0 +1,81 @@ +CONFIG_ARM=y +CONFIG_SKIP_LOWLEVEL_INIT=y +CONFIG_SKIP_LOWLEVEL_INIT_ONLY=y +CONFIG_SYS_ARCH_TIMER=y +CONFIG_ARCH_BCM6753=y +CONFIG_SYS_TEXT_BASE=0x1000000 +CONFIG_SYS_MALLOC_F_LEN=0x1000 +CONFIG_NR_DRAM_BANKS=1 +CONFIG_ENV_SIZE=0x20000 +CONFIG_DM_GPIO=y +CONFIG_DEFAULT_DEVICE_TREE="bcm96753ref" +CONFIG_ARMV7_LPAE=y +CONFIG_TARGET_BCM96753REF=y +CONFIG_ENV_VARS_UBOOT_CONFIG=y +CONFIG_SYS_LOAD_ADDR=0x1000000 +CONFIG_FIT=y +CONFIG_FIT_SIGNATURE=y +CONFIG_FIT_CIPHER=y +CONFIG_FIT_VERBOSE=y +CONFIG_LEGACY_IMAGE_FORMAT=y +CONFIG_SUPPORT_RAW_INITRD=y +CONFIG_OF_STDOUT_VIA_ALIAS=y +# CONFIG_AUTOBOOT is not set +CONFIG_SYS_CONSOLE_IS_IN_ENV=y +CONFIG_HUSH_PARSER=y +# CONFIG_CMD_BOOTD is not set +# CONFIG_BOOTM_NETBSD is not set +# CONFIG_BOOTM_PLAN9 is not set +# CONFIG_BOOTM_RTEMS is not set +# CONFIG_BOOTM_VXWORKS is not set +# CONFIG_CMD_ELF is not set +# CONFIG_CMD_XIMG is not set +# CONFIG_CMD_EXPORTENV is not set +# CONFIG_CMD_IMPORTENV is not set +# CONFIG_CMD_EDITENV is not set +# CONFIG_CMD_SAVEENV is not set +# CONFIG_CMD_ENV_EXISTS is not set +# CONFIG_CMD_CRC32 is not set +CONFIG_CMD_MEMINFO=y +CONFIG_CMD_CLK=y +CONFIG_CMD_GPIO=y +# CONFIG_CMD_LOADS is not set +CONFIG_CMD_MTD=y +CONFIG_CMD_NAND=y +CONFIG_CMD_SPI=y +CONFIG_CMD_WDT=y +# CONFIG_CMD_SETEXPR is not set +CONFIG_CMD_CACHE=y +CONFIG_CMD_MTDPARTS=y +CONFIG_CMD_UBI=y +# CONFIG_CMD_UBIFS is not set +# CONFIG_NET is not set +CONFIG_REGMAP=y +CONFIG_SYSCON=y +CONFIG_BUTTON=y +CONFIG_BUTTON_GPIO=y +CONFIG_CLK=y +CONFIG_BCM6345_GPIO=y +# CONFIG_INPUT is not set +CONFIG_LED=y +CONFIG_LED_BLINK=y +CONFIG_LED_GPIO=y +CONFIG_MISC=y +# CONFIG_MMC is not set +CONFIG_MTD=y +CONFIG_DM_MTD=y +CONFIG_MTD_RAW_NAND=y +CONFIG_NAND_BRCMNAND=y +CONFIG_NAND_BRCMNAND_6753=y +CONFIG_PINCTRL=y +CONFIG_PINCONF=y +CONFIG_SPECIFY_CONSOLE_INDEX=y +CONFIG_DM_SERIAL=y +CONFIG_PL01X_SERIAL=y +CONFIG_SPI=y +CONFIG_DM_SPI=y +CONFIG_SPI_MEM=y +CONFIG_SYSRESET=y +CONFIG_SYSRESET_WATCHDOG=y +CONFIG_WDT_BCM6345=y +CONFIG_REGEX=y diff --git a/include/configs/broadcom_bcm96753ref.h b/include/configs/broadcom_bcm96753ref.h new file mode 100644 index 0000000000..c002985cf4 --- /dev/null +++ b/include/configs/broadcom_bcm96753ref.h @@ -0,0 +1,34 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright (C) 2022 Philippe Reynes philippe.reynes@softathome.com + */ + +#include <linux/sizes.h> + +/* + * common + */ + +/* UART */ +#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, \ + 230400, 500000, 1500000 } +/* Memory usage */ +#define CONFIG_SYS_MAXARGS 24 + +/* + * 6853 + */ + +/* RAM */ +#define CONFIG_SYS_SDRAM_BASE 0x00000000 + +/* U-Boot */ +#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_TEXT_BASE + SZ_16M) + +#ifdef CONFIG_MTD_RAW_NAND +#define CONFIG_SYS_MAX_NAND_DEVICE 1 +#endif /* CONFIG_MTD_RAW_NAND */ + +/* + * 96753ref + */